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kernel/linux-rt-4.4.41/arch/parisc/include/asm/ptrace.h 764 Bytes
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  /* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg
  ** Copyright (C) 2000 Grant Grundler, Hewlett-Packard
  */
  #ifndef _PARISC_PTRACE_H
  #define _PARISC_PTRACE_H
  
  #include <uapi/asm/ptrace.h>
  
  
  #define task_regs(task) ((struct pt_regs *) ((char *)(task) + TASK_REGS))
  
  #define arch_has_single_step()	1
  #define arch_has_block_step()	1
  
  /* XXX should we use iaoq[1] or iaoq[0] ? */
  #define user_mode(regs)			(((regs)->iaoq[0] & 3) ? 1 : 0)
  #define user_space(regs)		(((regs)->iasq[1] != 0) ? 1 : 0)
  #define instruction_pointer(regs)	((regs)->iaoq[0] & ~3)
  #define user_stack_pointer(regs)	((regs)->gr[30])
  unsigned long profile_pc(struct pt_regs *);
  
  static inline unsigned long regs_return_value(struct pt_regs *regs)
  {
  	return regs->gr[20];
  }
  
  #endif